package demo1.web.servlet.userBuyapi;

import demo1.dao.Mapper.userBuyMapper;
import demo1.pojo.userBuy;
import demo1.dao.sql.userBuysql;
import demo1.service.userBuyService;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebServlet("/deleteOrderForm")
public class deleteOrderForm extends HttpServlet {//取消并删除订单
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setCharacterEncoding("UTF-8");
        resp.setCharacterEncoding("UTF-8");
        resp.setContentType("text/html;charset=UTF-8");

        //获取session对象
        HttpSession session = req.getSession();
        Object userObject = session.getAttribute("users");
        userBuy users = (userBuy) userObject;

        try {
            userBuyService delete = new userBuyService();
            delete.increase(users.getGouwuid());//商品回退到原来的状态
            delete.deleteOrderForm(users.getGouwuid());

            req.getRequestDispatcher("showUserBuy.jsp").forward(req,resp);//转发到另一个界面
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        this.doGet(req, resp);
    }
}
